Remarks. Sankofa pyrenaica oogen. nov. oosp. nov. differs from Troodon (Prismatoolithus levis Zelenitsky and Hills 1996) eggs and eggshells by having a less elongated, more asymmetric egg shape, thinner eggshells and a different ultrastructural pattern.
Alternative combination: Sankofa pirenaica
Full reference: N. López-Martínez and E. Vicens. 2012. A new peculiar dinosaur egg, Sankofa pyrenaica oogen. nov. oosp. nov. from the Upper Cretaceous coastal deposits of the Aren Formation, South-Central Pyrenees, Lleida, Catalonia, Spain. Palaeontology 55(2):325-339
Belongs to Sankofa according to N. López-Martínez and E. Vicens 2012
See also Moreno-Azanza et al. 2014, Moreno-Azanza et al. 2016, Sellés et al. 2014 and Tanaka et al. 2016
Sister taxa: none
Type specimen: UM1, an egg (thin section of an eggshell fragment). Its type locality is The Urbanizacion Montsec site, which is in a Campanian/Maastrichtian lagoonal sandstone/limestone in the Arén Formation of Spain.
Ecology:
Distribution:
• Cretaceous of Spain (2 collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.